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All results from a given calculation for CHNHCH (1H-Azirine)

using model chemistry: TPSSh/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31G**
 hartrees
Energy at 0K-132.635951
Energy at 298.15K-132.638682
HF Energy-132.635951
Nuclear repulsion energy62.982049
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at TPSSh/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3367 3228 0.89      
2 A' 3256 3122 54.01      
3 A' 1800 1726 4.77      
4 A' 1383 1326 11.15      
5 A' 1082 1038 2.02      
6 A' 901 864 19.04      
7 A' 573 549 70.88      
8 A" 3306 3170 6.72      
9 A" 1167 1119 38.65      
10 A" 966 926 14.98      
11 A" 737 707 4.84      
12 A" 560 537 3.50      

Unscaled Zero Point Vibrational Energy (zpe) 9549.1 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 9154.7 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at TPSSh/6-31G**
ABC
1.05222 0.80199 0.47762

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.903 0.000
C2 -0.037 -0.479 0.640
C3 -0.037 -0.479 -0.640
H4 0.944 1.227 0.000
H5 -0.120 -0.899 1.626
H6 -0.120 -0.899 -1.626

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52241.52241.03352.42862.4286
C21.52241.27932.06901.07552.3058
C31.52241.27932.06902.30581.0755
H41.03352.06902.06902.88052.8805
H52.42861.07552.30582.88053.2519
H62.42862.30581.07552.88053.2519

picture of 1H-Azirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 65.156 N1 C2 H5 137.747
N1 C3 C2 65.156 N1 C3 H6 137.747
C2 N1 C3 49.689 C2 N1 H4 106.521
C2 C3 H6 156.505 C3 N1 H4 106.521
C3 C2 H5 156.505
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.501      
2 C -0.024      
3 C -0.024      
4 H 0.244      
5 H 0.153      
6 H 0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.224 -1.700 0.000 2.095
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.298 0.432 0.000
y 0.432 3.698 0.000
z 0.000 0.000 4.556


<r2> (average value of r2) Å2
<r2> 33.382
(<r2>)1/2 5.778